10140332042421 has 64 divisors (see below), whose sum is σ = 17206993520640. Its totient is φ = 5781599907840.

The previous prime is 10140332042411. The next prime is 10140332042507. The reversal of 10140332042421 is 12424023304101.

10140332042421 is a `hidden beast` number, since 1 + 0 + 1 + 4 + 0 + 33 + 204 + 2 + 421 = 666.

It is not a de Polignac number, because 10140332042421 - 2¹⁵ = 10140332009653 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10140332042411) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 252270901 + ... + 252311093.

It is an arithmetic number, because the mean of its divisors is an integer number (268859273760).

Almost surely, 2^{10140332042421} is an apocalyptic number.

It is an amenable number.

10140332042421 is a deficient number, since it is larger than the sum of its proper divisors (7066661478219).

10140332042421 is a wasteful number, since it uses less digits than its factorization.

10140332042421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43143 (or 43137 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 10140332042421 its reverse (12424023304101), we get a palindrome (22564355346522).

The spelling of 10140332042421 in words is "ten trillion, one hundred forty billion, three hundred thirty-two million, forty-two thousand, four hundred twenty-one".